Capital Stock (Tables)

6 Months Ended

Jul. 31, 2017

Equity [Abstract]

Schedule of Ordinary Shares Reserved for Future Issuance under EIP and ESPP

As of July 31, 2017 and January 31, 2017, the following ordinary shares were reserved for future issuance under the EIP and ESPP:

	As of
	July 31, 2017		January 31, 2017
Shares reserved for options, restricted stock and restricted stock units under EIP		6,109,476		5,167,688
Shares reserved for ESPP		1,619,541		1,252,465